Finding the Fourth Proportional to 32,256,773.70, 48,385,160.55 and 28,477,637.70
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Solution
The fourth proportional to 32,256,773.70, 48,385,160.55 and 28,477,637.70 is: 42,716,456.55
Step by Step Solution
- Step 1: Write the proportion equation
32,256,773.70 : 48,385,160.55 = 28,477,637.70 : x - Step 2: Convert to fraction form
32,256,773.70/48,385,160.55 = 28,477,637.70/x - Step 3: Cross multiply
32,256,773.70x = 48,385,160.55 × 28,477,637.70 - Step 4: Simplify right side
32,256,773.70x = 1,377,895,072,199,232.50 - Step 5: Solve for x
x = 1,377,895,072,199,232.50/32,256,773.70 - Step 6: Final answer
x = 42,716,456.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.